The bottom line coming out of tonight's primaries is, as The bottom line coming out of tonight's primaries is, as I wrote last week, that nothing has changed. Each candidate did about as well in each demographic group as he or she always does. If anything, Obama has improved his standing slightly. Wright, Ayers, flag pins and so on... none of it mattered. Update: The Nation provides a great demographic-by-demographic breakdown of the results in OH, PA, and IN. --Sam Boyd
